81105345

素因数分解:

$3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7013}}^1$

素因数の和:7281

約数の個数: 24

約数和(自身を含む): 141149736

約数和(自身を除く): 60044391

約数列:

[1, 3, 5, 9, 15, 45, 257, 771, 1285, 2313, 3855, 7013, 11565, 21039, 35065, 63117, 105195, 315585, 1802341, 5407023, 9011705, 16221069, 27035115, 81105345]

約数ペア:

[(1, 81105345), (3, 27035115), (5, 16221069), (9, 9011705), (15, 5407023), (45, 1802341), (257, 315585), (771, 105195), (1285, 63117), (2313, 35065), (3855, 21039), (7013, 11565)]